# AI Agents 101

> What an AI agent is, and how to build ones that take action. 3 free lessons in order, advanced, about 28 minutes: n8n AI Agent Tutorial, and more.

Source: https://learn.ynteractive.com/content/paths/ai-agents-101 · Updated 2026-10-10 · Free from Stepthrough (https://learn.ynteractive.com)

Updated October 10, 2026

For anyone who keeps hearing "AI agents" and wants to build one rather than read about it. Live so far: “n8n AI Agent Tutorial: Save Social Media Ideas to Google Sheets”, “What Are Claude Skills? Turn One On and Watch It Work” and “Your First Voice Agent in ElevenLabs: An After-Hours Receptionist”. 2 more lessons in this path are on the way.

Work through them in order: each step builds on the one before it, and every module runs in a practice copy of n8n, Claude and ElevenLabs Agents right in your browser. It is free, and no experience is needed.

Advanced 3 modules about 28 minutes Free [Start the path free](https://learn.ynteractive.com/modules/n8n-ai-agent)

## The path: 3 steps

1. [**Step 1: n8n AI Agent Tutorial: Save Social Media Ideas to Google Sheets**](https://learn.ynteractive.com/content/n8n-ai-agent-tutorial-google-sheets)✓ Done
   Build an AI agent for BrightPath Marketing that generates social media post ideas and saves them to Google Sheets — chat trigger, AI Agent, system prompt, model, memory, and the Sheets tool.
   Free · about 12 minutes · [Watch the video](https://learn.ynteractive.com/content/n8n-ai-agent-tutorial-google-sheets#watch) · [Read the guide](https://learn.ynteractive.com/content/n8n-ai-agent-tutorial-google-sheets#guide) · Next up: [What Are Claude Skills? Turn One On and Watch It Work](https://learn.ynteractive.com/content/what-are-claude-skills)
2. [**Step 2: What Are Claude Skills? Turn One On and Watch It Work**](https://learn.ynteractive.com/content/what-are-claude-skills)✓ Done
   Learn what a Claude skill is, switch on the setting skills need, turn on an example skill in Customize, and watch Claude use its Excel and Word skills on its own.
   Free · about 7 minutes · Next up: [Your First Voice Agent in ElevenLabs: An After-Hours Receptionist](https://learn.ynteractive.com/content/elevenlabs-voice-agent-tutorial-after-hours-receptionist)
3. [**Step 3: Your First Voice Agent in ElevenLabs: An After-Hours Receptionist**](https://learn.ynteractive.com/content/elevenlabs-voice-agent-tutorial-after-hours-receptionist)✓ Done
   Build an after-hours phone receptionist for a small plumbing company: system prompt, a greeting that says it is AI, a calm voice and a fast model, then test-call it in your browser and read the transcript.
   Free · about 9 minutes · Last step

- Previous path: [n8n Jump Start](https://learn.ynteractive.com/content/paths/n8n-jump-start)
- Next path: [AI Apps Worth Knowing](https://learn.ynteractive.com/content/paths/partner-tools-ai-apps)

## Related

[AI Automation for Beginners (2)](https://learn.ynteractive.com/content/course/ai-automation-for-beginners) · [AI Voice Agents (3)](https://learn.ynteractive.com/content/course/ai-voice-agents) · [Claude tutorials (10)](https://learn.ynteractive.com/content/tool/claude) · [ElevenLabs Agents tutorials (4)](https://learn.ynteractive.com/content/tool/elevenlabs-agents) · [n8n tutorials (28)](https://learn.ynteractive.com/content/tool/n8n) · [n8n Jump Start (4)](https://learn.ynteractive.com/content/paths/n8n-jump-start)

[All free tutorials](https://learn.ynteractive.com/content)

## How every module works

Each step is shown on the left, with a cursor pointing to exactly where to click. You do the same thing on the right, in a practice copy of the real tool. Get it right and it moves on. Nothing touches your real accounts until you're ready to build it for real.

[Start learning free](https://learn.ynteractive.com/)